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Speakers : Stereo Receivers & Amplifiers : Parasound Products inc - A 21
Parasound Products inc - A 21
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750W 112dB Signal to Noise Ratio Amplifier

Model: A 21

  • High bias class A/AB operation
  • Balanced inputs with discrete circuits and XLR connectors
  • Direct coupled - no capacitors or inductors in signal path
  • Complementary MOSFET driver stage and JFET input stage
  • 16 beta-matched 15 amp, 60 MHz bipolar output transistors
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Amplifier is designed with heavy-duty 24k gold-plated 5-way speaker terminals and gold-plated RCA input jacks in ground lift switch.It has balanced inputs with discrete circuits and XLR connectors. Built with 1.2 kVA encapsulated toroid power transformer with independent secondary winding for each channel.

  • High bias class A/AB operation
  • Balanced inputs with discrete circuits and XLR connectors
  • Direct coupled - no capacitors or inductors in signal path
  • Complementary MOSFET driver stage and JFET input stage
  • 16 beta-matched 15 amp, 60 MHz bipolar output transistors
  • 100,000 µF power supply filter capacitance
  • DC Servo and relay protection circuits
  • AC present, channel status, high temperature indicators
  • Heavy-duty 24k gold-plated 5-way speaker terminals
  • Gold-plated RCA input jacks; ground lift switch
  • Auto turn-on by 12v trigger or audio signal, 12v trigger out
 
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